Eukanuba Puppy Growth is a tasty formula made with real chicken and other nutrient rich ingredients that provide a complete and balanced diet for your puppy. It contains natural fish oil to supply higher levels of DHA for optimal brain and eye development, FOS (a natural Prebiotic) for a healthy immune system and omega-3 and 6 fatty acids for healthy skin and a shiny coat. No artificial preservatives, flavors, colors, gluten or fillers. For puppies up to 1 year of age and pregnant or nursing dogs.